There are 14 words that start with 'mito'.
| mitogen | mitoses |
| mitosis | mitotic |
| mitogens | mitogenic |
| mitomycin | mitomycins |
| mitotically | mitochondria |
| mitogenicity | mitochondrial |
| mitochondrion | mitogenicities |
Note: These 14 words that start with 'mito' are found from the USA & Canada version of the tournament Scrabble word list.